AIMA.Core.Logic.FOL.Parsing.AST.NotSentence.Equals C# (CSharp) Method

        public override bool Equals(Object o)
        {

            if (this == o)
            {
                return true;
            }
            if ((o == null) || !(o is NotSentence))
            {
                return false;
            }
            NotSentence ns = (NotSentence)o;
            return (ns.negated.Equals(negated));
        }